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L-Theanine
supplementL-Theanine promotes calm focus without drowsiness.
Reported Benefits
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High-dose L-theanine-caffeine combination improves neurobehavioural and neurophysiological measures of selective attention in acutely sleep-deprived young adults: a double-blind, placebo-controlled crossover study.
Camfield DA, Stough C, Kean J, Scholey A
L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications
Rao Y, Shen W, Zhang Y, Xue W, Xia Q
No reports yet
Be the first to report this effect and help the community.
Add L-theanine to your stack to report effects
L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications
Rao Y, Shen W, Zhang Y, Xue W, Xia Q
Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial.
Hidese S, Ogawa S, Ota M, Hidese T, Ozawa S, Kunugi H
No side effects tracked yet
No side effects have been reported by studies or users for this habit yet.
Research (3 studies)
L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications
Rao Y, Shen W, Zhang Y, Xue W, Xia Q
High-dose L-theanine-caffeine combination improves neurobehavioural and neurophysiological measures of selective attention in acutely sleep-deprived young adults: a double-blind, placebo-controlled crossover study.
Camfield DA, Stough C, Kean J, Scholey A
Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial.
Hidese S, Ogawa S, Ota M, Hidese T, Ozawa S, Kunugi H
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